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Finding the Fourth Proportional to 575,275.91, 863,359.43 and 463,230.50

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Solution

The fourth proportional to 575,275.91, 863,359.43 and 463,230.50 is: 695,204.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,275.91 : 863,359.43 = 463,230.50 : x
  2. Step 2: Convert to fraction form
    575,275.91/863,359.43 = 463,230.50/x
  3. Step 3: Cross multiply
    575,275.91x = 863,359.43 × 463,230.50
  4. Step 4: Simplify right side
    575,275.91x = 399,934,413,805.67
  5. Step 5: Solve for x
    x = 399,934,413,805.67/575,275.91
  6. Step 6: Final answer
    x = 695,204.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.